Tube Substitutions for:
N709
Vacuum Pentode
| Type | Substitutes | Base Diagram |
|---|---|---|
| N709 | 7189, 7189A, 7320, 6BQ5 |  |
| Web References | N709 (Marconi) @ Franks Electron Tubes N709 @ RadioMuseum.org | |
Vacuum Pentode
MECHANICAL DATA
| Basing | 9CV |
| Type | Substitutes | Base Diagram |
|---|---|---|
| N709 | 7189, 7189A, 7320, 6BQ5 | |
| Web References | N709 (Marconi) @ Franks Electron Tubes N709 @ RadioMuseum.org | |
| Basing | 9CV |